Testing various vibrations on Rika Sonohara´s clit

It´s a fact well known that the right amount of vibrations can get the girl over the edge pretty quickly. So vibrators, whether small or big ones, should be at every guy´s disposal during sex. This guy here wants to play with Rika Sonohara and check out what her clit likes the most, by teasing it with various vibrators in various ways. It wouldn´t do without some fingering added in, of course.